The information in this article applies to:
I'm using Chief Architect X9, Home Designer Pro 2018, or a prior version, and I keep encountering the following message in one of my plans:
What is causing this and how can I prevent it?
This message will display when the program detects multiple materials with the same name in Chief Architect X9, Home Designer Pro 2018, and prior versions.
To prevent the message from continuing to display, you can purge unused materials from the plan.